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Hamiltons Rule and the Evolution of Altruism

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The logic connecting relatedness, cost, and benefit in the evolution of kin-directed altruism.

by @openstemUpdated Biology
Potential altruistic act toward a relativeEstimate relatedness rEstimate benefit B to recipientEstimate cost C to actorIs rB greater than C?Altruism favored by kin selectionAltruism not favored, trait declinesYesNo

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